Finding the Fourth Proportional to 456,944.36, 685,580.52 and 204,203.68
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Solution
The fourth proportional to 456,944.36, 685,580.52 and 204,203.68 is: 306,378.80
Step by Step Solution
- Step 1: Write the proportion equation
456,944.36 : 685,580.52 = 204,203.68 : x - Step 2: Convert to fraction form
456,944.36/685,580.52 = 204,203.68/x - Step 3: Cross multiply
456,944.36x = 685,580.52 × 204,203.68 - Step 4: Simplify right side
456,944.36x = 139,998,065,120.31 - Step 5: Solve for x
x = 139,998,065,120.31/456,944.36 - Step 6: Final answer
x = 306,378.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.